TY - BOOK CY - London ID - compsci364 UR - http://ucrel.lancs.ac.uk/bncfreq/ A1 - Leech, G. A1 - Rayson, P. A1 - Wilson, A. Y1 - 2001/07// PB - Longman SN - 0582-32007-0 TI - Word Frequencies in Written and Spoken English: based on the British National Corpus AV - none ER -